[INFO] cloning repository gshgb/bac-rust-wasm
[INFO] running `"git" "clone" "--bare" "git://github.com/gshgb/bac-rust-wasm.git" "work/cache/sources/gh/gshgb/bac-rust-wasm"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/gshgb/bac-rust-wasm'...
[INFO] running `"git" "clone" "work/cache/sources/gh/gshgb/bac-rust-wasm" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/gshgb/bac-rust-wasm"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/gshgb/bac-rust-wasm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gshgb/bac-rust-wasm" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/gshgb/bac-rust-wasm"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/gshgb/bac-rust-wasm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9f4577957198ccb272f7522f75ccb9ce2153051c
[INFO] sha for GitHub repo gshgb/bac-rust-wasm: 9f4577957198ccb272f7522f75ccb9ce2153051c
[INFO] validating manifest of gshgb/bac-rust-wasm on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of gshgb/bac-rust-wasm on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing gshgb/bac-rust-wasm
[INFO] finished frobbing gshgb/bac-rust-wasm
[INFO] frobbed toml for gshgb/bac-rust-wasm written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/gshgb/bac-rust-wasm/Cargo.toml
[INFO] started frobbing gshgb/bac-rust-wasm
[INFO] finished frobbing gshgb/bac-rust-wasm
[INFO] frobbed toml for gshgb/bac-rust-wasm written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/gshgb/bac-rust-wasm/Cargo.toml
[INFO] crate gshgb/bac-rust-wasm already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking gshgb/bac-rust-wasm against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/gshgb/bac-rust-wasm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 14298c703e542bafec5286f75a2aae98ddf5f3617a1f0e0df9a20a60cf503999
[INFO] running `"docker" "start" "-a" "14298c703e542bafec5286f75a2aae98ddf5f3617a1f0e0df9a20a60cf503999"`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.47
[INFO] [stderr]    Compiling wasm-bindgen v0.2.47
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.47
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.47
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.47
[INFO] [stderr]     Checking image-filter v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[wasm_bindgen]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn #[wasm_bindgen]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[wasm_bindgen]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn #[wasm_bindgen]`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[wasm_bindgen]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn #[wasm_bindgen]`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[wasm_bindgen]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn #[wasm_bindgen]`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/lib.rs:299:21
[INFO] [stderr]     |
[INFO] [stderr] 299 |             let mut x = 0; 
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]    --> src/lib.rs:303:21
[INFO] [stderr]     |
[INFO] [stderr] 303 |             let mut x = 0; 
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]    --> src/lib.rs:420:21
[INFO] [stderr]     |
[INFO] [stderr] 420 |             let mut x = 0; 
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:299:17
[INFO] [stderr]     |
[INFO] [stderr] 299 |             let mut x = 0; 
[INFO] [stderr]     |                 ----^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `source_elem`
[INFO] [stderr]    --> src/lib.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     source_elem: &'a str,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `source_elem`
[INFO] [stderr]    --> src/lib.rs:375:5
[INFO] [stderr]     |
[INFO] [stderr] 375 |     source_elem: &'a str,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `dest_elem`
[INFO] [stderr]    --> src/lib.rs:376:5
[INFO] [stderr]     |
[INFO] [stderr] 376 |     dest_elem: &'a str,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> src/lib.rs:299:21
[INFO] [stderr]     |
[INFO] [stderr] 299 |             let mut x = 0; 
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]    --> src/lib.rs:303:21
[INFO] [stderr]     |
[INFO] [stderr] 303 |             let mut x = 0; 
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `x` is never read
[INFO] [stderr]    --> src/lib.rs:420:21
[INFO] [stderr]     |
[INFO] [stderr] 420 |             let mut x = 0; 
[INFO] [stderr]     |                     ^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:299:17
[INFO] [stderr]     |
[INFO] [stderr] 299 |             let mut x = 0; 
[INFO] [stderr]     |                 ----^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `source_elem`
[INFO] [stderr]    --> src/lib.rs:200:5
[INFO] [stderr]     |
[INFO] [stderr] 200 |     source_elem: &'a str,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `source_elem`
[INFO] [stderr]    --> src/lib.rs:375:5
[INFO] [stderr]     |
[INFO] [stderr] 375 |     source_elem: &'a str,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `dest_elem`
[INFO] [stderr]    --> src/lib.rs:376:5
[INFO] [stderr]     |
[INFO] [stderr] 376 |     dest_elem: &'a str,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.61s
[INFO] running `"docker" "inspect" "14298c703e542bafec5286f75a2aae98ddf5f3617a1f0e0df9a20a60cf503999"`
[INFO] running `"docker" "rm" "-f" "14298c703e542bafec5286f75a2aae98ddf5f3617a1f0e0df9a20a60cf503999"`
[INFO] [stdout] 14298c703e542bafec5286f75a2aae98ddf5f3617a1f0e0df9a20a60cf503999